Z1, Shitouzai, Ziyun County (Permian of China)

Also known as Reef 197

Where: Guizhou, China (25.8° N, 106.1° E: paleocoordinates 5.7° N, 96.6° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Shitouzhai Formation, Changhsingian (254.2 - 252.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified framestone and lithified bafflestone

• microbial bindstones, sponge framestones and sponge bafflestones

Size classes: macrofossils, microfossils

Collection methods: peel or thin section,

Primary reference: J. K. Rigby, J. Fan, W. Zhang, S. Wang, and X. Zhang. 1994. Sphinctozoan and Inozoan Sponges from the Permian Reefs of South China. BYU Geology Studies 40:43-109 [W. Kiessling/S. Nurnberg/S. Nurnberg]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 47457: authorized by Wolfgang Kiessling, entered by Sabine N├╝rnberg on 25.02.2005, edited by Uta Merkel

Creative Commons license: CC BY (attribution)

Taxonomic list

Shamovella sp.1 Rauser-Chernousova 1951
 Agelasida - Guadalupiidae
Cystothalamia sp.1 Girty 1909 demosponge
 Agelasida - Intrasporeocoeliidae
"? Amblysiphonella bullifera" = Rahbahthalamia bullifera Senowbari-Daryan and Rigby 1988 demosponge
1 more specimen from Changxing Fm. at Ziyun County reported
Rhabdactinia columnaria Yabe and Sugiyama 1934 demosponge
Intrasporeocoelia hubeiensis Fan and Zhang 1985 demosponge
5 more specimen from Changxing Fm. at Ziyun County reported
 Agelasida - Glomocystospongiidae
Huayingia glomerata Rigby et al. 1994 demosponge
 Agelasida - Colospongiidae
"Waagenella sp." = Colospongia1
"Waagenella sp." = Colospongia1 Laube 1865 demosponge
  - Disjectoporidae
Disjectopora sp.2 Waagen and Wentzel 1888
  - Disjectoporidae
Pseudopalaeoaplysina sp.2 Fan et al. 1991
 Calcaronea - Stellispongiidae
? Stellispongia sp. d'Orbigny 1849 calcareous sponge